United States Stove Company A9843N - Manual (Page 19)

19
TROUBLESHOOTING
Turn off and let cool before servicing. Only a qualified service person should
service and repair heater.
NOTE: All troubleshooting items are listed in order of operation.
REMEDY POSSIBLE CAUSE OBSERVED PROBLEM
When ignitor button is pressed, there is
no spark at ODS/Pilot.
• Ignitor electrode positioned wrong
• Ignitor electrode is broken
• Ignitor electrode not connected to ignitor
cable.
• Ignitor cable pinched or wet keep ignitor
cable dry.
• Broken ignitor cable
• Bad piezo ignitor
• Replace ignitor.
• Replace ignitor.
• Reconnect ignitor cable.
• Free ignitor cable if pinched by any
metal or tubing.
• Replace ignitor cable.
• Replace piezo ignitor.
• Ventilate room. Stop using odor-caus-
ing products while heater is running.
• Locate and correct all leaks.
• Appliance burning vapors from paint, hair
spray, glues, etc.
• Gas leak.
Appliance produces unwanted odors.
• Not enough fresh air is available for ODS/
Pilot to operate.
• Low line pressure.
• ODS/Pilot is partially clogged.
• Open window and/or door ventilation
• Contact local gas company.
• Clean ODS/Pilot.
Appliance shuts off in use.
• Gas leak.
• Control valve defective.
• Locate and correct all leaks.
• Replace control valve.
Gas odor even when control knob is in
OFF position.
• Gas supply turned off or manual shutoff valve
closed.
• Control knob not in PILOT position.
• Control knob not pressed in while in Pilot
position
• Air in gas lines when installed.
• ODS/Pilot is clogged.
• Gas regulator setting is not correct.
• Turn on gas supply or open manual shutoff
valve.
• Turn control knob while in PILOT position.
• Press in control knob while in PILOT posi-
tion.
• Continue holding down control knob.
Repeat igniting operation until air is re-
moved
• Replace ODS/pilot assembly or get is
serviced
When ignitor button is pressed, there is
spark at ODS/Pilot, but no ignition.
• Control knob not fully pressed in.
• Control knob not pressed in long enough.
• Manual shutoff valve not fully open.
• Replace gas regulator.
• Press in control knob fully.
• After ODS/pilot lights, keep control
knob pressed in 30 seconds.
• Fully open manual shutoff valve.
ODS/Pilot lights, but flame goes out
when control knob is released.
WARNING